Peronospora hyoscyami de Bary, 1863

on Solanaceae

gall

upperside of the leaf with yellowish brown spots. Underside there with a greyish purple down consisting of erect conidiophores that apically several times are dichotomously branching, each branch ending upon an ovoid conidium.

hostplants

Solanaceae, monophagous

Hyoscyamus niger.

references

Brandenburger (1985: 549), Jage, Klenke, Kruse ao (2017a), Klenke & Scholler (2015a), Müller & Kokeš (2008a), Săvulescu (1948a).

mod 1.ix.2018